+++ /dev/null
-//===- llvm/ADT/Tree.h - Generic n-way tree structure -----------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This class defines a generic N-way tree node structure. The tree structure
-// is immutable after creation, but the payload contained within it is not.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_ADT_TREE_H
-#define LLVM_ADT_TREE_H
-
-#include <vector>
-
-namespace llvm {
-
-template<class ConcreteTreeNode, class Payload>
-class Tree {
- std::vector<ConcreteTreeNode*> Children; // This node's children, if any.
- ConcreteTreeNode *Parent; // Parent of this node.
- Payload Data; // Data held in this node.
-
-protected:
- void setChildren(const std::vector<ConcreteTreeNode*> &children) {
- Children = children;
- }
-public:
- inline Tree(ConcreteTreeNode *parent) : Parent(parent) {}
- inline Tree(const std::vector<ConcreteTreeNode*> &children,
- ConcreteTreeNode *par) : Children(children), Parent(par) {}
-
- inline Tree(const std::vector<ConcreteTreeNode*> &children,
- ConcreteTreeNode *par, const Payload &data)
- : Children(children), Parent(par), Data(data) {}
-
- // Tree dtor - Free all children
- inline ~Tree() {
- for (unsigned i = Children.size(); i > 0; --i)
- delete Children[i-1];
- }
-
- // Tree manipulation/walking routines...
- inline ConcreteTreeNode *getParent() const { return Parent; }
- inline unsigned getNumChildren() const { return Children.size(); }
- inline ConcreteTreeNode *getChild(unsigned i) const {
- assert(i < Children.size() && "Tree::getChild with index out of range!");
- return Children[i];
- }
-
- // Payload access...
- inline Payload &getTreeData() { return Data; }
- inline const Payload &getTreeData() const { return Data; }
-};
-
-} // End llvm namespace
-
-#endif